🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.88 AU - 0.88 AU

Year: 300 Days

Day: 44.2 Hours

Environment

Temp: 93 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.87 AU - 1.09 AU

Year: 353 Days

Day: 47.4 Hours

Environment

Temp: 45 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.16 AU - 1.28 AU

Year: 490 Days

Day: 20.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 64,600,179 km

• M1: 60,737 km (0.099 R)
• M2: 521,049 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.63 AU - 2.33 AU

Year: 1013 Days

Day: 25.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.79 AU - 3.79 AU

Year: 2169 Days

Day: 38.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.7

Radius: 8.8

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.94 AU - 5.54 AU

Year: 4359 Days

Day: 5.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,600,179 km

• M1: 121,473 km (0.041 R)
• M2: 454,628 km (0.071 R)
• M3: 811,419 km (0.077 R)
• M4: 1,102,686 km (0.08 R)
• M5: 1,869,525 km (0.074 R)
• M6: 4,967,846 km (0.098 R)
• M7: 7,857,329 km (0.12 R)
• M8: 9,282,847 km (0.052 R)
• M9: 10,271,689 km (0.064 R)
• M10: 11,668,634 km (0.117 R)
• M11: 12,502,343 km (0.102 R)
• M12: 13,141,724 km (0.098 R)
• M13: 15,344,852 km (0.087 R)
• M14: 15,708,375 km (0.053 R)
• M15: 16,184,246 km (0.08 R)
• M16: 19,124,293 km (0.063 R)
• M17: 19,484,973 km (0.092 R)
• M18: 21,485,695 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277

Radius: 8.5

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.76 AU - 7.66 AU

Year: 6317 Days

Day: 14.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,600,179 km

• M1: 108,758 km (0.117 R)
• M2: 487,988 km (0.112 R)
• M3: 1,288,187 km (0.107 R)
• M4: 2,685,282 km (0.089 R)
• M5: 3,573,594 km (0.118 R)
• M6: 4,477,165 km (0.119 R)
• M7: 5,832,671 km (0.083 R)
• M8: 6,950,915 km (0.089 R)
• M9: 8,134,534 km (0.05 R)
• M10: 8,532,763 km (0.09 R)
• M11: 12,871,251 km (0.05 R)
• M12: 15,898,514 km (0.033 R)
• M13: 22,956,691 km (0.115 R)
• M14: 24,046,960 km (0.118 R)
• M15: 24,943,799 km (0.051 R)
• M16: 25,707,945 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351

Radius: 6.7

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 15.32 AU - 15.38 AU

Year: 21857 Days

Day: 22.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,600,179 km

• M1: 83,326 km (0.034 R)
• M2: 357,689 km (0.098 R)
• M3: 655,538 km (0.097 R)
• M4: 920,625 km (0.077 R)
• M5: 1,283,999 km (0.068 R)
• M6: 1,756,578 km (0.074 R)
• M7: 2,825,904 km (0.092 R)
• M8: 3,298,633 km (0.074 R)
• M9: 4,795,360 km (0.074 R)
• M10: 5,106,224 km (0.09 R)
• M11: 5,579,103 km (0.119 R)
• M12: 7,353,035 km (0.111 R)
• M13: 8,294,005 km (0.114 R)
• M14: 11,658,012 km (0.077 R)
• M15: 12,094,389 km (0.116 R)
• M16: 15,759,088 km (0.107 R)
• M17: 16,447,089 km (0.101 R)
• M18: 24,365,304 km (0.098 R)
• M19: 25,181,510 km (0.117 R)
• M20: 26,015,668 km (0.109 R)
• M21: 26,227,050 km (0.116 R)
• M22: 30,936,092 km (0.106 R)
• M23: 31,531,641 km (0.087 R)
• M24: 32,378,215 km (0.103 R)
• M25: 36,047,701 km (0.045 R)
• M26: 39,565,046 km (0.065 R)
• M27: 44,651,972 km (0.088 R)
• M28: 51,810,679 km (0.111 R)
• M29: 53,499,191 km (0.104 R)
• M30: 55,398,485 km (0.064 R)
• M31: 56,100,099 km (0.084 R)
• M32: 56,807,697 km (0.072 R)
• M33: 64,406,820 km (0.09 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 15,095 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit